package com.example.yls.dmo;

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;

import java.util.ArrayList;

/**
 * Created by yls on 2018/10/22.
 */

public class StuAdapter extends RecyclerView.Adapter<StuViewHolder>{

    private Context context;
    private ArrayList<Student> studentArrayList;

    public StuAdapter(Context context, ArrayList<Student> studentArrayList) {
        this.context = context;
        this.studentArrayList = studentArrayList;
    }

    @Override
    /*创建*/
    public StuViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View view= LayoutInflater.from(context).inflate(R.layout.list_item,
                parent,false);

        StuViewHolder viewHolder=new StuViewHolder(view);

        return viewHolder;
    }

    @Override
    /*绑定*/
    public void onBindViewHolder(StuViewHolder holder, int position) {
        final Student s=studentArrayList.get(position);
        holder.headView.setImageResource(s.getImgId());
        holder.nameView.setText(s.getName());
        holder.ageView.setText(String.valueOf(s.getAge()));

        /*列表的点击显示信息事件*/
        holder.view.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Toast.makeText(context,s.getName()+"  "+s.getAge(),
                      Toast.LENGTH_SHORT).show();
            }
        });
    }

    @Override
    public int getItemCount() {
        return studentArrayList.size();
    }
}
